CN115297663B - Module self-locking device for mosaic plate platform - Google Patents
Module self-locking device for mosaic plate platform Download PDFInfo
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- CN115297663B CN115297663B CN202211021785.1A CN202211021785A CN115297663B CN 115297663 B CN115297663 B CN 115297663B CN 202211021785 A CN202211021785 A CN 202211021785A CN 115297663 B CN115297663 B CN 115297663B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
- H05K7/12—Resilient or clamping means for holding component to structure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a module self-locking device for a mosaic plate rack, which comprises a grating type mosaic plate rack and a mosaic instrument module arranged on the grating type mosaic plate rack, wherein an installation port is formed in the grating type mosaic plate rack corresponding to the mosaic instrument module, self-locking block assemblies with pressure measuring units are symmetrically arranged on the inner walls of two sides of the installation port in an oblique angle manner, each mosaic instrument module comprises a module shell, installation grooves are symmetrically formed in two sides of the module shell in an oblique angle manner, one end of the module shell is detachably connected with a display end outer cover, and one end of each installation groove, which is close to the display end outer cover, is provided with an elastic locking mechanism used for matching with the self-locking block assemblies to realize self locking. The invention can reduce the probability of part damage, save the use cost of products, and can acquire the current plugging and unplugging installation condition according to the pressure measuring unit, thereby bringing better instructive functions for the frequent installation work of workers.
Description
Technical Field
The invention mainly relates to the technical field of mosaic instrument and meter equipment, in particular to a module self-locking device for a mosaic disk table.
Background
The mosaic instrument and meter module mainly comprises a mosaic plate and a plurality of related accessories such as a digital display meter module, an alarm indicator module, a knob component module, a button component module, a pointer meter module and the like, wherein during assembly, a plurality of mounting ports are formed in the mosaic plate and used for placing corresponding module accessories, and a mosaic instrument panel product is formed jointly.
Through retrieval, a module self-locking device for a mosaic disk table provided by Chinese patent number CN202111051886.9 relates to the technical field of instruments and meters. This module self-lock device, including module shell and metal grid, the both sides of module shell all are provided with the mounting groove, two equal fixedly connected with bouncer, every in the one end of mounting groove the both sides of bouncer all are provided with colludes the claw, every all be provided with the contact platform in the middle part of bouncer, two the equal fixedly connected with mounting panel of opposite side of mount, two the equal fixedly connected with connecting seat in top of mounting panel, two the equal fixedly connected with in top of connecting seat is protruding colludes, two protruding colluding and corresponds two bouncers respectively. Through the springer and the convex hook, the elastic action is generated, the functional module is bounced out from the locked state, then the functional module is taken out, the whole process of disassembling the functional module is completed, the disassembly is convenient, and the problem that the existing module is inconvenient to disassemble from the metal grating is solved.
When installing the module accessory on present mosaic dish, utilize the function of springer, press the module accessory and make the claw of colluding of mutual locking and protruding collude and separate or connect, this auto-lock structure is when connecting repeatedly, and staff's operating procedure if the mistake appears a little will cause the broken of colluding the claw very easily, in case damage after then change very trouble, lead to the maintenance cost increase.
Disclosure of Invention
The invention mainly provides a module self-locking device for a mosaic plate table, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a module self-locking device for a mosaic plate table comprises a grating type mosaic plate frame and mosaic instrument modules arranged on the grating type mosaic plate frame, wherein an installation opening is formed in the grating type mosaic plate frame corresponding to the mosaic instrument modules, and self-locking block assemblies with pressure measuring units are symmetrically arranged on the inner walls of two sides of the installation opening in an oblique angle manner;
mosaic instrument module is including module housing, module housing both sides are the oblique angle symmetry and have seted up the mounting groove, module housing one end can be dismantled and is connected with the display end dustcoat, the mounting groove is close to display end dustcoat one end and is equipped with the elasticity locking mechanism who is used for cooperating self-locking block subassembly to implement the auto-lock.
In addition, the self-locking clamping block component comprises a clamping block metal shell, the clamping block metal shell is detachably fixed on the inner wall of the mounting hole through a screw, one end of the clamping block metal shell is a pointed end, the other end of the clamping block metal shell is a flat end, and the pointed end of the pointed end is of a fillet structure.
Secondly, the pressure cell is including pressure sensor, the pressure sensor sense terminal is connected with the conduction pole, the conduction pole is kept away from pressure sensor one end and is bonded there is the ball groove block rubber, and the ball inslot activity butt of this ball groove block rubber has the ball, the ball activity sets up in accomodating the intracavity, accomodate chamber one end and seted up the round mouth and supply the ball activity, spacing mouthful has been seted up to the other end, the spacing mouth of conduction pole activity interlude.
Furthermore, every the inside both sides of fixture block metal casing are all installed pressure sensor symmetrically, two accomodate the chamber and be located the correspondence respectively the pointed end inboard is and be the setting of splayed structure.
Further, elasticity locking mechanism is including self-locking piece and metal shrapnel, the side of mounting groove is equipped with the shell fragment draw-in groove, be equipped with the intercommunication groove between shell fragment draw-in groove and the mounting groove, the self-locking piece is rotatable the installing in this intercommunication inslot through the screw lock nail, self-locking piece one side is equipped with fan-shaped breach, and the opposite side is equipped with the arc breach, fan-shaped breach cooperatees with the self-locking block subassembly that corresponds, arc breach activity butt metal shrapnel, the metal shrapnel activity embedding in the shell fragment draw-in groove.
Furthermore, the inner included angle of the fan-shaped notch is 120-140 degrees, two sides of the opening of the fan-shaped notch are of a fillet structure, the outer portion of the fan-shaped notch, close to one side of the display end outer cover, of the self-locking block is integrally connected with a stop block, and the stop block is movably abutted to the top angle close to the mounting groove.
Furthermore, except two side walls provided with the self-locking clamping block assemblies, wave positioning groove blocks are respectively arranged on the other two side walls in the mounting port of the grid type mosaic plate frame, and two wave positioning groove blocks are fixed on each side through screws.
Further, apart from two lateral walls of seting up the mounting groove on the outer wall of module shell, seted up the constant head tank on all the other two lateral walls respectively, every side is equipped with two constant head tanks, and every constant head tank is inside to be close to display end dustcoat one end and all to be equipped with the location sand grip, the location sand grip is connected with module shell integral type, and every the location sand grip is connected with the wave positioning groove piece looks adaptation that corresponds and is interference fit.
Further, the module shell is close to display end dustcoat one end on the outer wall all around the integral type be connected with spacing sand grip, it is interference fit to be connected and realize the block fixed through spacing sand grip when being connected with the module shell to display end dustcoat.
Furthermore, the edge of the display end outer cover close to one side of the mounting groove is glued with a rubber strip, and a rubber pad is glued on the inner wall of the mounting groove close to one end of the display end outer cover.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, when the mosaic instrument modules are installed in the installation holes on the grid type mosaic tray frame one by one, the self-locking block assemblies are inserted into the installation holes in a sliding mode by utilizing the installation grooves, and then the self-locking block assemblies are clamped into the elastic locking mechanism to realize self-locking.
The invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of a mosaic instrument module and a grid-type mosaic plate frame according to the present invention;
FIG. 2 is a schematic structural diagram of a mosaic instrument module according to the present invention;
FIG. 3 is a schematic side view of a mosaic instrument module according to the present invention;
FIG. 4 is an enlarged view of area A of FIG. 1;
FIG. 5 is an enlarged view of area B in FIG. 2;
FIG. 6 is an enlarged view of area C of FIG. 3;
fig. 7 is a schematic view of a back side partial structure of the grid-type mosaic plate frame of the present invention;
FIG. 8 is an exploded view of the self-locking block mounting structure of the present invention;
FIG. 9 is a sectional view of the fixture block metal shell according to the present invention;
description of the drawings: 1. a module housing; 11. mounting grooves; 12. positioning a groove; 13. positioning the convex strip; 14. a display end housing; 15. limiting convex strips; 16. a rubber strip; 17. a rubber pad; 18. a spring plate clamping groove; 19. deep groove of screw thread; 2. a grating type mosaic plate frame; 21. a self-locking block assembly; 211. a fixture block metal shell; 212. a pressure sensor; 213. a conductive rod; 214. a ball bearing; 215. a receiving cavity; 22. a wave positioning groove block; 23. a wire slot; 24. a hollow cylinder; 3. an elastic locking mechanism; 31. a self-locking block; 311. a stopper; 32. a metal spring sheet; 33. and (5) locking screws.
Detailed Description
In order that the invention may be more fully understood, reference will now be made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration, various embodiments of the invention which may be practiced in different forms and not limited to the embodiments described herein, but on the contrary, the embodiments are provided so as to provide a more thorough and complete disclosure of the invention.
Examples
As shown in fig. 1-9, a module self-locking device for a mosaic platform comprises a grid-type mosaic plate frame 2 and mosaic instrument modules arranged on the grid-type mosaic plate frame 2, wherein a mounting hole is formed in the grid-type mosaic plate frame 2 corresponding to the mosaic instrument modules, and self-locking clamping block assemblies 21 with pressure measuring units are symmetrically arranged on the inner walls of two sides of the mounting hole in an oblique angle manner;
mosaic instrument module is including module shell 1, and 1 both sides of module shell are the oblique angle symmetry and have seted up mounting groove 11, and 1 one end of module shell can be dismantled and is connected with display end dustcoat 14, and mounting groove 11 is close to display end dustcoat 14 one end and is equipped with the elasticity locking mechanism 3 that is used for cooperating self-locking block subassembly 21 to implement the auto-lock.
It should be noted that the mosaic instrument module mainly refers to common accessories used on mosaic instrument devices such as a digital display meter module, an alarm indicator module, a knob component module, a button component module, a pointer meter module, and the like in the present application, and the matched module housing 1 and the display end outer cover 14 are adopted as main structural bodies and are used in cooperation with the structure of the grid type mosaic plate rack 2.
Specifically, as shown in the figure, module housing 1 is close to display end dustcoat 14 one end on the outer wall all around on the integral type be connected with spacing sand grip 15, it is interference fit to be connected and realize the block fixed through spacing sand grip 15 when display end dustcoat 14 is connected with module housing 1, display end dustcoat 14 is close to the edge adhesive on one side of mounting groove 11 and has rubber strip 16, and mounting groove 11 is inside to be close to display end dustcoat 14 one end inner wall rubberizing and is stained with rubber pad 17, diapire is the slope structure in the notch department that display end dustcoat 14 one end was kept away from to mounting groove 11.
It should be noted that, the connection of module housing 1 and display end outer cover 14 utilizes spacing sand grip 15 to fix, it is when pulling out and inserting, the staff can catch display end outer cover 14 and carry out the operation, the power that display end outer cover 14 needs to be torn down this moment is far greater than the power of locking connection between self-locking block subassembly 21 and the elastic locking mechanism 3, do not drop first when catching display end outer cover 14 and pulling out and inserting module housing 1 promptly, but need demolish display end outer cover 14 with the help of certain strength or instrument, when module housing 1 inserts the installation mouth installation, rubber strip 16 is used for butt grid type mosaic plate rail 2, rubber pad 17 is used for butt fixture block metal casing 211, and the mounting groove 11 is kept away from the notch department of display end outer cover 14 one end and is slope face structure mainly makes fixture block metal casing 211 more convenient entering mounting groove 11.
Specifically, as shown in the figure, the self-locking clip assembly 21 includes a clip metal shell 211, the clip metal shell 211 is detachably fixed on the inner wall of the mounting opening by a screw, one end of the clip metal shell 211 is a pointed end, the other end of the clip metal shell is a flat end, and the pointed end of the pointed end is a rounded structure.
The pressure cell is including pressure sensor 212, and pressure sensor 212 sense terminal is connected with conduction pole 213, and conduction pole 213 keeps away from pressure sensor 212 one end and bonds and has the ball groove rubber block, and the ball inslot activity butt of this ball groove rubber block has ball 214, and ball 214 activity sets up in accomodating chamber 215, accomodates chamber 215 one end and has seted up the round mouth and supply ball 214 activity, and spacing mouthful has been seted up to the other end, and the activity of conduction pole 213 alternates spacing mouthful.
The periphery of each mounting opening on the grid type mosaic plate frame 2 is of a square frame structure, four vertex angles of the square frame are integrally connected with a hollow cylinder 24, and a wire groove 23 is formed in the back of the square frame.
It should be noted that, the fixture block metal shell 211 is usually made of stainless steel metal, the outer surface is polished and smooth, two round openings on the tip end portion are respectively communicated with the two corresponding storage cavities 215, the ball 214 can perform certain extrusion activities on the ball groove rubber block, when the ball 214 receives the extrusion, the conducting rod 213 is completely pressed, the pressure is conducted into the corresponding pressure sensor 212 to perform pressure data acquisition, the wire number of the pressure sensor 212 penetrates through the shell of the square frame body to enter the wire slot 23 for wiring, the plugging and unplugging state data acquisition of each module on the existing related terminal equipment can be performed on the corresponding operation monitoring system, whether a mosaic instrument module is installed in the installation opening at the corresponding position is mainly monitored, two pressure sensors 212 are arranged in each fixture block metal shell 211, and whether the current installation state can be transmitted is normal or not.
Specifically, as shown in the figure, elasticity locking mechanism 3 is including self-locking piece 31 and metal shrapnel 32, the side of mounting groove 11 is equipped with shell fragment draw-in groove 18, be equipped with the intercommunication groove between shell fragment draw-in groove 18 and the mounting groove 11, self-locking piece 31 is rotatable the installation in this intercommunication inslot through screw fitting 33, module housing 1 is last to correspond screw fitting 33 and has seted up screw thread deep groove 19, self-locking piece 31 one side is equipped with fan-shaped breach, the opposite side is equipped with the arc breach, fan-shaped breach cooperatees with corresponding self-locking piece subassembly 21, arc breach activity butt metal shrapnel 32, metal shrapnel 32 activity embedding shell fragment draw-in groove 18.
The inner included angle of the fan-shaped notch is 120 degrees to 140 degrees, two sides of the opening of the fan-shaped notch are in a rounded structure, the outside of the fan-shaped notch, close to one side of the display end outer cover 14, of the self-locking block 31 is integrally connected with a stop block 311, and the stop block 311 is movably abutted to the top angle close to the mounting groove 11.
It should be noted that, metal shrapnel 32 adopts spring steel to make into the slice, thickness is 0.5-1mm, then through bending into required shape, utilize the instrument to install in shell fragment draw-in groove 18, the both sides of shell fragment draw-in groove 18 still are equipped with the deep troughed and are used for metal shrapnel 32 both ends to insert, carry on spacingly, from locking piece 31 receives metal shrapnel 32 butt arc breach under the normality and carries out position keeping, after fixture block metal casing 211 gets into fan-shaped breach, the face of fan-shaped breach can laminate the most advanced head portion of fixture block metal casing 211, this moment is close to the apex angle department that this end of dog 311 can be close to on can butt mounting groove 11 when the most advanced head of fixture block metal casing 211 gets into and prevents that fixture block metal casing 211 can's unable card joins in marriage the problem of carrying out, in addition, the opening part both sides of fan-shaped breach are the fillet structure, make things convenient for fixture block metal casing 211's most advanced head to carry out the card income, and the smooth rotation that then more is favorable to self-locking piece 31 of surface, there is smooth, there is the smooth body of rod that has the section to run through smooth on screw nail 33 and supplies its free rotation to self-locking piece 31, and can insert in threaded connection deep thread groove 19.
Specifically, as shown in the figure, except for two side walls provided with the self-locking block assemblies 21 in the installation ports of the grid-type mosaic plate frame 2, wave positioning groove blocks 22 are respectively provided on the other two side walls, and two wave positioning groove blocks 22 are fixed on each side through screws.
Except two lateral walls of seting up mounting groove 11 on module shell 1's the outer wall, constant head tank 12 has been seted up on all the other two lateral walls respectively, and every side is equipped with two constant head tanks 12, and every constant head tank 12 is inside to be close to display end dustcoat 14 one end and all to be equipped with location sand grip 13, and location sand grip 13 is connected with module shell 1 integral type, and every location sand grip 13 and the wave positioning groove piece 22 looks adaptation that corresponds and be interference fit and be connected.
It should be noted that, when the mosaic instrument module is installed in the corresponding installation port, in addition to the self-locking connection between the elastic locking mechanism 3 and the self-locking block assembly 21, the wave positioning groove block 22 is also used to cooperate with the positioning protruding strip 13 to perform the auxiliary snap-in connection, so that the mosaic instrument module is installed more stably.
The specific operation flow of the invention is as follows:
during the operation of assembling the whole mosaic instrument module device, a worker needs to insert a required mosaic instrument module into the corresponding grid-type mosaic plate frame 2 singly, the mounting groove 11 and the positioning groove 12 on the module shell 1 are used for corresponding to the fixture block metal shell 211 and the wave positioning groove block 22 in the mounting opening respectively, after the sliding, the fixture block metal shell 211 can be pressed into the fan-shaped gap of the self-locking block 31 by pressing with force, the positioning convex strip 13 can be clamped into the wave positioning groove block 22 along with the positioning convex strip, after the installation of the mosaic instrument module is completed, the ball 214 on one side far away from the display end outer cover 14 can be in pressing contact with the corresponding fan-shaped gap surface on the self-locking block 31 for pressure monitoring, the fact that the corresponding mosaic instrument module is installed at the mounting opening when the transmitted pressure information is ensured to the master control center is ensured, and the installation operation is repeated until the required mosaic instrument modules are all installed.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (6)
1. A module self-locking device for a mosaic plate table comprises a grating type mosaic plate frame (2) and mosaic instrument modules arranged on the grating type mosaic plate frame (2), and is characterized in that a mounting hole is formed in the grating type mosaic plate frame (2) corresponding to the mosaic instrument modules, and self-locking block assemblies (21) with pressure measuring units are symmetrically arranged on the inner walls of two sides of the mounting hole in an oblique angle manner;
the mosaic instrument module comprises a module shell (1), wherein mounting grooves (11) are symmetrically formed in two sides of the module shell (1) in an oblique angle mode, one end of the module shell (1) is detachably connected with a display end outer cover (14), and one end, close to the display end outer cover (14), of each mounting groove (11) is provided with an elastic locking mechanism (3) used for matching with a self-locking block component (21) to implement self-locking;
the self-locking clamping block assembly (21) comprises a clamping block metal shell (211), the clamping block metal shell (211) is detachably fixed on the inner wall of the mounting opening through a screw, one end of the clamping block metal shell (211) is a pointed end, the other end of the clamping block metal shell is a flat end, and the pointed end of the pointed end is of a fillet structure;
the pressure measuring unit comprises a pressure sensor (212), the detection end of the pressure sensor (212) is connected with a conducting rod (213), one end, far away from the pressure sensor (212), of the conducting rod (213) is bonded with a ball groove rubber block, a ball (214) is movably abutted in a ball groove of the ball groove rubber block, the ball (214) is movably arranged in a containing cavity (215), one end of the containing cavity (215) is provided with a round opening for the ball (214) to move, the other end of the containing cavity is provided with a limiting opening, and the conducting rod (213) movably penetrates through the limiting opening;
pressure sensors (212) are symmetrically arranged on two sides of the inner part of each fixture block metal shell (211), and the two containing cavities (215) are respectively positioned on the inner sides of the corresponding pointed ends and are arranged in a splayed structure;
elasticity locking mechanism (3) are including from locking piece (31) and metal shrapnel (32), side of mounting groove (11) is equipped with shell fragment draw-in groove (18), be equipped with the intercommunication groove between shell fragment draw-in groove (18) and mounting groove (11), be rotatable the installing in this intercommunication inslot through screw lock nail (33) from locking piece (31), be equipped with fan-shaped breach from locking piece (31) one side, the opposite side is equipped with the arc breach, fan-shaped breach cooperatees with the auto-lock clamping block subassembly (21) that correspond, arc breach activity butt metal shrapnel (32), metal shrapnel (32) activity embedding in shell fragment draw-in groove (18).
2. The self-locking device of the module for the mosaic plate table according to claim 1, wherein the inner included angle of the fan-shaped notch is 120-140 degrees, two sides of the opening of the fan-shaped notch are in a rounded structure, a stop block (311) is integrally connected to the outer part of the fan-shaped notch on one side of the self-locking block (31) close to the display end outer cover (14), and the stop block (311) is movably abutted to the top angle close to the mounting groove (11).
3. The self-locking module device for the mosaic plate rack as claimed in claim 1, wherein the grid type mosaic plate rack (2) has wave positioning slot blocks (22) on two side walls except for two side walls provided with the self-locking block assemblies (21), and two wave positioning slot blocks (22) are fixed on each side by screws.
4. The self-locking device of the module for the mosaic table according to claim 3, wherein the outer wall of the module housing (1) is provided with two side walls except for two side walls provided with the mounting groove (11), each of the other two side walls is provided with two positioning grooves (12), each side is provided with two positioning grooves (12), one end of the inside of each positioning groove (12) close to the display end housing (14) is provided with a positioning convex strip (13), the positioning convex strips (13) are integrally connected with the module housing (1), and each positioning convex strip (13) is matched with the corresponding wave positioning groove block (22) and is connected with the corresponding wave positioning groove block in an interference fit manner.
5. The self-locking device of the module for the mosaic table according to claim 1, wherein the peripheral outer wall of the module housing (1) near one end of the display end outer cover (14) is integrally connected with a limit convex strip (15), and the display end outer cover (14) is connected with the module housing (1) in an interference fit manner through the limit convex strip (15) and is clamped and fixed.
6. The self-locking module device for the mosaic plate table according to claim 1, wherein a rubber strip (16) is glued to the edge of one side of the display end outer cover (14) close to the installation groove (11), and a rubber pad (17) is glued to the inner wall of one end of the display end outer cover (14) inside the installation groove (11).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211021785.1A CN115297663B (en) | 2022-08-24 | 2022-08-24 | Module self-locking device for mosaic plate platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211021785.1A CN115297663B (en) | 2022-08-24 | 2022-08-24 | Module self-locking device for mosaic plate platform |
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| CN115297663A CN115297663A (en) | 2022-11-04 |
| CN115297663B true CN115297663B (en) | 2023-04-18 |
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| CN210467069U (en) * | 2019-04-25 | 2020-05-05 | 杭州邦辉自动化工程技术有限公司 | Mosaic functional assembly |
| CN111986580A (en) * | 2020-09-02 | 2020-11-24 | 杭州邦辉自动化工程技术有限公司 | Mosaic type instrument control screen |
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| CN113597177A (en) * | 2021-09-08 | 2021-11-02 | 河南因科创达智能科技有限公司 | Module self-locking device for mosaic plate platform |
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| CN211738463U (en) * | 2020-02-19 | 2020-10-23 | 天津市海声电子有限公司 | Instrument and meter fixing device |
| CN114364181A (en) * | 2022-01-13 | 2022-04-15 | 深圳市力为电气有限公司 | Power grid primary and secondary fusion analog-to-digital conversion system and module plug-in and locking structure thereof |
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